Stáhnout soubor - KATRO SERVIS spol. s ro
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Stáhnout soubor - KATRO SERVIS spol. s ro
Představení firmy Bktel communications Německo BKtel communications GmbH page 1 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Company introduction > Founded in December 1997 as private owned company > BKtel develops and produces products for optical broadband communication networks > BKtel is a solution provider, not just a box mover and manufacturer > BKtel employees invented the 1550nm based technology for optical Transmission BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 2 BKtel offices world wide BKtel Japan BKtel HQ Germany BKtel China Aachen Madrid Atlanta Tokyo BKtel USA BKtel Spain Beijing Abu Dhabi BKtel Middle East Jakarta BKtel South-East Asia As well as Agents and Distributions partners world wide BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 3 Some references TELECOM ITALIA BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 4 RF-Overlay on Fiber based Networks (P2P, GPON, HFC) Jak se přenáší RF frekvence ve vláknových sítích BKtel communications BKtel communications GmbH page 5 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Capability RF-Overlay on fiber q RF Video Overlay transmits transparent § § § § Based on Video Signals commonly used in CATV networks since decades: Analog: PAL, NTSC (connect direct to TV set) Digital: 64 QAM, 256QAM, DVB-T (cable modem services or DVB-C) Frequency range: 47 MHz -862 MHz q Satellite IF: § § § New Satellite-IF: QPSK (Connect digital Set top box –DVB-S) Frequency Range: 950 MHz – 2150 MHz Multi Sat-Band (KU-Band up to 4 Satellite layers – 5,5GHz) à BKtel provides RF Overlay Technology for any Data network with CATV + optional SAT-IF (different options) n Portfolio: Providing most flexible products n Performance: Providing best-of-class products BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 6 Video evolution short term - versus data rates q Given data rates are based on per channel/ program BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 7 Video evolution long term - versus data rates q Given data rates are based on per channel/ program BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 8 Networks RF-Overlay + P2P BKtel communications GmbH page 9 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Point to Point vs. Point to Multipoint Principle Architecture BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 10 Point to Point vs. Point to Multipoint Principle Architecture BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 11 Networks RF-Overlay + GPON BKtel communications GmbH page 12 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Video Overlay for PON Networks BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 13 PON - Typical installation – urban/rural - RF signals CATV BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 14 RFoG+GPON BKtel communications BKtel communications GmbH page 15 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Why RFoG q RFoG (Radio Frequeny over Glass) is a method to provide DOCSIS 3.0 Services over a point-to-Multipoint Network such as GPON /EPON etc. q The RFoG Wavelength in the Return Channel is specified with 1610nm to run in parallel with GPON on the same splitter q The RFoG Return Channel Transmitter is sending in Burst Mode, which means only one Transmitter at a certain splitter can send, the other ones are switched off (cable modem triggers the Transmitter within 1µsec) q RFoG is designed mainly for Cable Operators running today already DOCSIS, but want to invest in a future proof Network concept based on fiber optics (extension to GPON or any other PON based data network) BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 16 RFoG: RF over Glass RFoG Introduction – Motivation q Fiber Networks are Future Proofed q q q … due to expected increase of subscriber bandwidth Telco operators move towards VDSL (with optical feeder networks like FTTC) HFC operators move towards fiber-deep-architectures q HFC Customers Requirement q q Technology compatible to future (G)PON networks Technology compatible to existing DOCSIS(3.0) q HFC Vendor’s Challenge q q q High (G)PON optical budget of 28dB (maybe 31.5dB) Opt. combination of various optical return transmitters Very low cost fibernode q Solution: RFoG (RF over Glass) BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 17 RFoG: RF over Glass RFoG Strategy of BKtel BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 18 Migration Scenario or simultaneus use DOCSIS & GPON in parallel: BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Overview Seite 19 Hybrid – GPON + DOCSIS Next to each other BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 20 RF Overlay as initial step for FTTx upgrade BKtel communications BKtel communications GmbH page 21 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz FTTH Step in Scenario over TV Overview q Market initator for FTTx q q q TV as common request or as upgrade of SAT–IF or HD-TV Separation of services (TV, Tel, IP, etc from different SP) Govermental initials (EU regulations for open access) q Market demands of different services (FTTx) q q q q TV services 100% IP services 30% Tel services 30% Others 10% TV service is driver for FTTx installtions. Roll outs starts with TV and need easy upgrade to IP services. BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 22 Dimensions: ca. 140 x 55 x 30mm BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 23 BKtel Products for FTTH Video overlay BKtel communications BKtel communications GmbH page 24 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Bktel‘s V-OLT Components Overview BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 25 BKtel - Components Externally Modulated Transmitter ES10 XL/ES26 (1) Signal input BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 26 BKtel - Components Directly Modulated Transmitter DS26 (1) BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 27 BKtel - Components Optical Amplifier OVx (1) BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 28 BKtel - Components ErYb extreme high power Optical Amplifier OV (1) BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 29 BKtel - Components ErYb extreme high power Optical Amplifier OV (2) Available Versions with integrated IP Filter for GPON: q 8 x 20dBm in 1U / including 8xWDM q 16 x 19 dBm in q 32 x15,5 dBm (any HLR type) in 2U WDM Isolator Coupler Isolator WDM Coupler Splitter Er doped fiber Control Circuit Several laser Pumps BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz WDM Pump laser 980 / 1480 nm Seite 30 BKtel - Components Optical WDM filter q Optical WDM coupler (FWM016-OLT): 16 x 1310&1490 / 1550 nm WDM coupler for connection of 16 PON-systems BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 31 BKtel - Components Optical splitter q Optical Splitter FOV064-PLC q Video Overlay in FTTx Networks q Features q 64 output ports in 2HU, q SC/APC q Insertion loss < 19.7 dB q Uniformity < 1,5 dB q q q 64 output ports in 1 HU, LC/APC Insertion loss < 19.7 dB, Uniformity < 1 dB BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 32 BKtel - Components Optical CATV-Receiver with integrated WDM for GPON BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 33 Network Management BKtel communications BKtel communications GmbH page 34 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Příklad : FTTH instalace ve Slovinsku BKtel communications BKtel communications GmbH page 35 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Advanced fiber optic networks in Europe Country wide FTTH installation in Slovenia q Initial situation: q Telekom Slovenije (Slovenia) has planed to upgrade network to a point to point (P2P) FTTH network country wide. CPE is located in living room. q Existing backbone network was rebuilt and enlarged suitable for P2P FTTH. q P2P was used to get maximum in bandwidth and highest reliability and security standard. (Most advanced network = most competitive and investment proof). q Multiple Play: CATV distribution, IPTV, Internet and Telephony. q Press releases: http://www.lightreading.com/document.asp?doc_id=130970 q http://www.lightreading.com/document.asp?doc_id=129721 BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 36 Advanced fiber optic networks in Europe Country wide FTTH installation in Slovenia BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 37 Advanced fiber optic networks in Europe Country wide FTTH installation in Slovenia q Net topology: q Starting from Master Head End in Ljubljana all CATV signals are distributed country wide with additional local signal insertion (Local programs). q Distribution network: e.g. Long haul analogue signal distribution from Ljubljana to Murska Sobota (ca. 260km). q Average SNR at user >48dB (after 260km); else >53dB. q Access Network: opt. signal amplification with EDYFA 16x20dBm and 64way opt. splitting. q Intelligent fiber management (high splice density and space saving). q Inhouse distribution over tube/duct system to the living rooms. q First step implementation is 50.000HP upgradable to 240.000HP. BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 38 Typical PON + V-OLT Configuration BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 39 Děkuji za pozornost OTÁZKY? BKtel communications GmbH – All rights reserved TS/Jan-2010 PDF vytvořeno zkušební verzí pdfFactory www.fineprint.cz Seite 40